The first problem to be solved is to map DNA sequences onto numerical sequences in bio-molecular sequence analysis by mathematical, physical and digital signal processing methods.
DNA序列的数值映射是用数学方法、物理方法和数字信号处理方法分析生物分子序列首先要解决的问题。
At first, analog receiver is contrasted to digital receiver, and the feasibility and necessity of IF technology in radar signal processing are illuminated.
首先对模拟接收机和数字中频接收机进行了对比，得出采用数字中频处理雷达信号的可行性和必要性。
First, Discuss the advantage and disadvantage of some methods of time-frequency analysis usually used in the field of signal processing on sound and vibration.
首先，对现阶段常用于声振信号分析领域研究的各种时频分析方法的优缺点进行了分析和比较。
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